tx 0x2d6f037f538982d47a1ec7fc5fbffd13150088d383adf0c62b3839a0a8a0dc9dCopy

reduce-only order has no opposing position

{
  "ModifyOrder": {
    "new_size": 4124002787,
    "order_id": 351964939,
    "new_price": 6237000000
  }
}